<template>
<div class="login">
    <Row type="flex" justify="center" align="middle" @keydown.enter.native="submitLogin" style="height:100%">
        <Col class="layout">
        <div>
            <Header />
            <Row v-if="!socialLogining">
                <Tabs v-model="tabName">
                    <TabPane label="账号密码登录" name="username" icon="md-person">
                        <Form ref="usernameLoginForm" :model="form" :rules="rules" class="form" v-if="tabName=='username'">
                            <FormItem prop="username">
                                <Input v-model="form.username" prefix="ios-contact" size="large" clearable placeholder="请输入您的工号" autocomplete="off" />
                            </FormItem>
                            <FormItem prop="password">
                                <Input type="password" v-model="form.password" prefix="ios-lock" size="large" password placeholder="请输入您的密码" autocomplete="off" />
                            </FormItem>
                            <FormItem prop="imgCode">
                                <Row type="flex" justify="space-between" style="align-items: center;overflow: hidden;">
                                    <Input v-model="form.imgCode" size="large" clearable placeholder="请输入右侧的验证码" :maxlength="10" class="input-verify" />
                                    <div class="code-image" style="position:relative;font-size:12px">
                                        <Spin v-if="loadingCaptcha" fix></Spin>
                                        <img :src="captchaImg" @click="getCaptchaImg" alt="加载验证码失败" style="width:110px;cursor:pointer;display:block" />
                                    </div>
                                </Row>
                            </FormItem>
                        </Form>
                    </TabPane>
                    <TabPane label="手机号登录" name="mobile" icon="ios-phone-portrait">
                        <Form ref="mobileLoginForm" :model="form" :rules="rules" class="form" v-if="tabName=='mobile'">
                            <FormItem prop="mobile">
                                <Input v-model="form.mobile" prefix="ios-phone-portrait" size="large" clearable placeholder="请输入手机号" />
                            </FormItem>
                            <FormItem prop="code" :error="errorCode">
                                <Row type="flex" justify="space-between">
                                    <Input v-model="form.code" prefix="ios-mail-outline" size="large" clearable placeholder="请输入短信验证码" :maxlength="6" class="input-verify" />
                                    <CountDownButton ref="countDown" @on-click="sendSmsCode" :autoCountDown="false" size="large" :loading="sending" :text="getSms" />
                                </Row>
                            </FormItem>
                        </Form>
                    </TabPane>
                </Tabs>

                <Row type="flex" justify="space-between" align="middle">
                    <Checkbox v-model="saveLogin" size="large">自动登录</Checkbox>
                </Row>
                <Row>
                    <Button class="login-btn" type="primary" size="large" :loading="loading" @click="submitLogin" long>
                        <span v-if="!loading">登录</span>
                        <span v-else>正在登录</span>
                    </Button>
                </Row>
            </Row>
            <div v-if="socialLogining">
                <RectLoading />
            </div>
        </div>
        <Footer />
        </Col>
        <LangSwitch />
    </Row>
</div>
</template>

<script>
import {
    login,
    userInfo,
    sendLoginTxSms,
    sendLoginInTxSms,
    initCaptcha,
    drawCodeImage,
} from "@/api/index";
import {
    validateMobile
} from "@/libs/validate";
import Cookies from "js-cookie";
import Header from "@/views/main-components/header";
import Footer from "@/views/main-components/footer";
import LangSwitch from "@/views/main-components/lang-switch";
import RectLoading from "@/views/my-components/zwz/rect-loading";
import CountDownButton from "@/views/my-components/zwz/count-down-button";
import util from "@/libs/util.js";
export default {
    components: {
        CountDownButton,
        RectLoading,
        LangSwitch,
        Header,
        Footer
    },
    data() {
        return {
            captchaId: "",
            captchaImg: "",
            loadingCaptcha: true,
            socialLogining: true,
            error: false,
            tabName: "username",
            saveLogin: true,
            getSms: "获取验证码",
            loading: false,
            sending: false,
            errorCode: "",
            form: {
                username: "admin",
                password: "123456",
                mobile: "17857058888",
                code: ""
            },
            rules: {
                username: [{
                    required: true,
                    message: "账号不能为空",
                    trigger: "blur"
                }],
                password: [{
                    required: true,
                    message: "密码不能为空",
                    trigger: "blur"
                }],
                imgCode: [{
                    required: true,
                    message: "验证码不能为空",
                    trigger: "blur"
                }],
                mobile: [{
                        required: true,
                        message: "手机号不能为空",
                        trigger: "blur"
                    },
                    {
                        validator: validateMobile,
                        trigger: "blur"
                    }
                ]
            }
        };
    },
    methods: {
        // 获取图片验证码
        getCaptchaImg() {
            this.loadingCaptcha = true;
            initCaptcha().then(res => {
                this.loadingCaptcha = false;
                if (res.success) {
                    this.captchaId = res.result;
                    this.captchaImg = drawCodeImage + this.captchaId;
                }
            });
        },
        // 获取手机验证码
        sendSmsCode() {
            var that = this;
            that.$refs.mobileLoginForm.validate(valid => {
                if (valid) {
                    that.sending = true;
                    that.getSms = "发送中";
                    sendLoginTxSms({
                        mobile: that.form.mobile
                    }).then(res => {
                        that.getSms = "获取验证码";
                        that.sending = false;
                        if (res.success) {
                            that.$Message.success("发送短信验证码成功");
                            // 开始倒计时
                            that.$refs.countDown.startCountDown();
                        }
                    });
                }
            });
        },
        // 登入后保存用户信息到Cookies
        afterLogin(res) {
            let accessToken = res.result;
            this.setStore("accessToken", accessToken);
            Cookies.set("accessToken", accessToken);
            userInfo().then(res => {
                if (res.success) {
                    delete res.result.permissions;
                    let roles = [];
                    res.result.roles.forEach(e => {
                        roles.push(e.name);
                    });
                    this.setStore("roles", roles);
                    this.setStore("saveLogin", this.saveLogin);
                    if (this.saveLogin) {
                        Cookies.set("userInfo", JSON.stringify(res.result), {
                            expires: 7 // 保存7天
                        });
                    } else {
                        Cookies.set("userInfo", JSON.stringify(res.result));
                    }
                    this.setStore("userInfo", res.result);
                    this.$store.commit("setAvatarPath", res.result.avatar);
                    // 加载菜单
                    util.initRouter(this);
                    this.$router.push({
                        name: "home_index"
                    });
                } else {
                    this.loading = false;
                }
            });
        },
        // 登陆按钮事件
        submitLogin() {
            var that = this;
            // 密码登入
            if (this.tabName == "username") {
                this.$refs.usernameLoginForm.validate(valid => {
                    if (valid) {
                        this.loading = true;
                        login({
                            username: this.form.username,
                            password: this.form.password,
                            code: this.form.imgCode,
                            captchaId: this.captchaId,
                            saveLogin: this.saveLogin
                        }).then(res => {
                            if (res.success) {
                                this.afterLogin(res);
                            } else {
                                this.loading = false;
                                this.getCaptchaImg();
                            }
                        });
                    }
                });
            }
            // 手机号登入
            else if (this.tabName == "mobile") {
                this.$refs.mobileLoginForm.validate(valid => {
                    if (valid) {
                        if (this.form.code == "") {
                            this.errorCode = "验证码不能为空";
                            return;
                        } else {
                            this.errorCode = "";
                        }
                        this.loading = true;
                        this.form.saveLogin = this.saveLogin;
                        sendLoginInTxSms({
                            mobile: this.form.mobile,
                            code: this.form.code
                        }).then(res => {
                            if (res.result) {
                                that.afterLogin(res);
                            } else {
                                that.$Message.error("验证码错误");
                                that.loading = false;
                            }
                        });
                    }
                });
            }
        }
    },
    mounted() {
        this.socialLogining = false;
        this.getCaptchaImg();
    }
};
</script>

<style lang="less">
@import "./login.less";
</style>
